Employee Stock and Benefit Plans (Equity Compensation Plans Narrative) (Details)	12 Months Ended
Dec. 31, 2021 USD ($) shares	Dec. 31, 2020 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total stock-based compensation expense	$ 4,224,000	$ 1,420,000
Total unrecognized compensation cost	$ 2,200,000
Total unrecognized compensation cost, expected recognition period	3 years
Other Long Term Liabilities	$ 700,000
Accrued and other current liabilities	13,286,000	17,850,000
Equity Award Modification Included in Accrued Expenses and Other Current Liabilities	1,300,000
Share-based Payment Arrangement, Cash Used to Settle Award	$ 2,000,000
Stock Options
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	4 years
Intrinsic value, options exercised	$ 400,000	$ 0
Stock Options \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Expiration period	7 years
Restricted Stock \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	2 years
Restricted Stock \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Vesting period	4 years
Restricted Stock Unit
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock reserved for future issuance \| shares	2,300,000
2005 Plan \| Restricted Stock Unit
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Factor for increase	1.6

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